So there is this Dutch guy named Wim Hof that came up with a method for tolerating extreme cold temperatures. You might have seen him in those shows about real life superhumans.
I thought /alpha/ would be interested in this blog post summarizing his technique. It would be a pretty... cool... skill to have.
http://www.highexistence.com/the-wim-hof-method-revealed-how-to-consciously-control-your-immune-system/